Table 2.

MIC distribution for 24 A. butzleri, 10 A. cryaerophilus and 2 A. lanthieri isolates

Antimicrobial agent	Species	No. of strains with MIC (µg/ml) of:
		0.032	0.064	0.125	0.25	0.50	1	2	4	8	16	32	(> 32)	64	128
Azithromycin	A. butzleri					2	2	7		1	8	3		1
	A. cryaerophilus						8	1			1
	A. lanthieri						2
Ampicillin	A. butzleri				1		1	4	4	4		8		2
	A. cryaerophilus							3	4	1	2
	A. lanthieri						1		1
Ciprofloxacina	A. butzleri	1	2	8	11					1			1
	A. cryaerophilus			4	2	1							3
	A. lanthieri			2
Gentamicin	A. butzleri						8	16
	A. cryaerophilus					2	5	3
	A. lanthieri						2
Erythromycin	A. butzleri					1		2	8	11	1	1
	A. cryaerophilus							4	6
	A. lanthieri
Tetracycline	A. butzleri						5	17	2
	A. cryaerophilus					1	4	5
	A. lanthieri						1	1

^aThe maximum concentration tested by the ciprofloxacin gradient strip was 32 µg/ml. MIC > 32 µg/ml indicate no growth inhibition